Home / 8,378,349.14-11,562,042.66-4,657,082.58

Finding the Fourth Proportional to 8,378,349.14, 11,562,042.66 and 4,657,082.58

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Solution

The fourth proportional to 8,378,349.14, 11,562,042.66 and 4,657,082.58 is: 6,426,729.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,378,349.14 : 11,562,042.66 = 4,657,082.58 : x
  2. Step 2: Convert to fraction form
    8,378,349.14/11,562,042.66 = 4,657,082.58/x
  3. Step 3: Cross multiply
    8,378,349.14x = 11,562,042.66 × 4,657,082.58
  4. Step 4: Simplify right side
    8,378,349.14x = 53,845,387,461,102.87
  5. Step 5: Solve for x
    x = 53,845,387,461,102.87/8,378,349.14
  6. Step 6: Final answer
    x = 6,426,729.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.